Biometrics vs. hardware tokens: which is better for security?

If you choose between biometrics and hardware tokens, a lot depends on the situation. Biometrics is more convenient - you don't need to carry additional devices. But hardware tokens are considered more secure, as they are harder to hack. By the way, if you want to learn more about the topic, you can read about Multi-Factor Authentication. It explains in detail different methods of multi-factor authentication and their peculiarities.